J&F Fiberglass Tape Jumbo Rolls has passed ISO9001:2000 Certificate. Fiberglass Tape Jumbo Rolls is cut by alkaline-resistant fiberglass mesh which is treated by adhensive latex. It owms good performances, like good softness, high stickness, easy application, it gives you the best solution for the wall problems like wall cracks, plasterboards joints, wall holes, etc. and it is the ideal material ...